00860naa#a2200181#i#450# EN\\bibl\96177 20250623191944.1 1994-4683 20250620b2025####ek#y0engy0150####ca RU The study of the features of the development of volitional qualities among students – future physical education and sports teachers – in the context of their participation or non-participation in sports volunteer activities Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2025 7 с. Journal article local Педагогическая психология. 37.015.3 Прикладная психология. 15.81 grnti Frolov Vladislav Viktorovich uchzapiski.lesgaft.spb.ru